Patch Detail
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GET /api/1.1/patches/22675/?format=api
{ "id": 22675, "url": "https://patchwork.libcamera.org/api/1.1/patches/22675/?format=api", "web_url": "https://patchwork.libcamera.org/patch/22675/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20250122145349.7220-2-david.plowman@raspberrypi.com>", "date": "2025-01-22T14:53:43", "name": "[v4,1/7] controls: Add FrameWallClock control", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "7412c3ac4bb8c4a777023ce6586889a91e437d41", "submitter": { "id": 42, "url": "https://patchwork.libcamera.org/api/1.1/people/42/?format=api", "name": "David Plowman", "email": "david.plowman@raspberrypi.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/22675/mbox/", "series": [ { "id": 4964, "url": "https://patchwork.libcamera.org/api/1.1/series/4964/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4964", "date": "2025-01-22T14:53:47", "name": "Camera synchronisation", "version": 4, "mbox": "https://patchwork.libcamera.org/series/4964/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/22675/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/22675/checks/", "tags": {}, "headers": { "Return-Path": "<kieran.bingham@ideasonboard.com>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": [ "parsemail@patchwork.libcamera.org", "kbingham@ideasonboard.com" ], "Received": [ "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id D6A23BDB1C\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 30 Jan 2025 11:51:42 +0000 (UTC)", "from pendragon.ideasonboard.com\n\t(cpc89244-aztw30-2-0-cust6594.18-1.cable.virginm.net\n\t[86.31.185.195])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 38986886\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 30 Jan 2025 12:50:34 +0100 (CET)", "from perceval.ideasonboard.com\n\tby perceval.ideasonboard.com with LMTP id 8PRvMkMGkWdTRjQA4E0KoQ\n\t(envelope-from <david.plowman@raspberrypi.com>)\n\tfor <kbingham@ideasonboard.com>; 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=?utf-8?q?AJvYcCUiBgqJyS5ov1bkO5jtgKvBHcINIAf8?=\n\t=?utf-8?q?tAWIT1Zb5uQdl8TX+C946/qDzw7LA8uVfwSaqR2kD/vTzhy0migKyw?=\n\t=?utf-8?q?=3D=3D=40ideasonboard=2Ecom?=", "X-Gm-Message-State": "AOJu0YwveOLqnzVHUiX44+X+OOsoPLSQmP7oIU/6Mj3kKwnT5NzAL5dc\n\tK+OCyO2pb/V2FR9FlwnjTErQWot+FsjA28uRHh6r1yVWNfVHb+pJuQwNuBkri+I=", "X-Gm-Gg": "ASbGncuDsYzqzqUlUGt4r6kDIvZmKCxXLQ9q/pZkp/O37l+4qj+9xDWB5ToPL2ox0mp\n\tLd+Z4XPfex7yt/ie+FbVS03RzTFSZW7nIVZjAN+h1vr50nQPQm1EZi/s7gD2pm6W81k5F+pFXj6\n\tHSWg/VIYkwKHf1Skes3Mf00Tg6zvEzWHfpskpyhex7IqHVwL2R8ScJs3BY05mHY8ii/O9xjm9qj\n\tV7SIp6rV50Xev4fQBRZI2rOtPCGoRDJ3gbf+e03NtVCad04rqjZFiQwhYTVe4RdaTrdrnYE1f8J\n\tpypkkldsNW/Iy7+wQQoQHZ7tYw==", "X-Google-Smtp-Source": "=?utf-8?q?AGHT+IEUwzPO8tTUiCeAD0fO+J3bUitlNQubQuvJO?=\n\t=?utf-8?q?Y/6k24gRJevylhbFRRXFr4FMh5rQGWAvz0fXA=3D=3D?=", "X-Received": "by 2002:a05:600c:19cc:b0:436:fb9e:26c with SMTP id\n\t5b1f17b1804b1-438913de937mr203978545e9.17.1737557633585; Wed, 22 Jan\n\t2025 06:53:53 -0800 (PST)", "From": "David Plowman <david.plowman@raspberrypi.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "David Plowman <david.plowman@raspberrypi.com>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>,\n\tNaushir Patuck <naush@raspberrypi.com>,\n\tLaurent Pinchart <laurent.pinchart@ideasonboard.com>", "Subject": "[PATCH v4 1/7] controls: Add FrameWallClock control", "Date": "Wed, 22 Jan 2025 14:53:43 +0000", "Message-Id": "<20250122145349.7220-2-david.plowman@raspberrypi.com>", "X-Mailer": "git-send-email 2.39.5", "In-Reply-To": "<20250122145349.7220-1-david.plowman@raspberrypi.com>", "References": "<20250122145349.7220-1-david.plowman@raspberrypi.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-TUID": "UiUOg+CTxXPG", "Resent-From": "Kieran Bingham <kieran.bingham@ideasonboard.com>", "Resent-To": "parsemail@patchwork.libcamera.org" }, "content": "Add a FrameWallClock control that reports the same moment as the\nframe's SensorTimestamp, but in wallclock units.\n\nSigned-off-by: David Plowman <david.plowman@raspberrypi.com>\nReviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\nReviewed-by: Naushir Patuck <naush@raspberrypi.com>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/libcamera/control_ids_core.yaml | 19 ++++++++++++++++---\n 1 file changed, 16 insertions(+), 3 deletions(-)", "diff": "diff --git a/src/libcamera/control_ids_core.yaml b/src/libcamera/control_ids_core.yaml\nindex aa744864..028919ef 100644\n--- a/src/libcamera/control_ids_core.yaml\n+++ b/src/libcamera/control_ids_core.yaml\n@@ -1,6 +1,4 @@\n-# SPDX-License-Identifier: LGPL-2.1-or-later\n-#\n-# Copyright (C) 2019, Google Inc.\n+\n #\n %YAML 1.1\n ---\n@@ -1268,4 +1266,19 @@ controls:\n description: |\n Enable or disable the debug metadata.\n \n+ - FrameWallClock:\n+ type: int64_t\n+ direction: out\n+ description: |\n+ This timestamp corresponds to the same moment in time as the\n+ SensorTimestamp, but is represented as a wall clock time as measured by\n+ the CLOCK_REALTIME clock.\n+\n+ Being a wall clock measurement, it can be used to synchronise timing\n+ across different devices.\n+\n+ \\sa SensorTimestamp\n+\n+ The FrameWallClock control can only be returned in metadata.\n+\n ...\n", "prefixes": [ "v4", "1/7" ] }